Built as a “model” penitentiary, La Model opened to much fanfare in 1904 in the L'Eixample neighborhood, which was then the outskirts of Barcelona. Its panoptic design was cutting-edge for the time: It had a circular watchtower ringed by cells, enabling one guard to monitor all inmates from one post. Six wings were later added, radiating out from the central tower, and the imposing stone comp...

One of the world’s most powerful computers, Barcelona Supercomputing Center’s MareNostrum 4 has been programmed to do everything from predict hurricanes to analyze cancer therapies to test the aerodynamics of Spanish cars. And it does it all from inside a church.
This supercomputer isn’t just seriously fast. It’s also seriously good-looking. Awarded Most Beautiful Data Center in the World b...